OpenTechnical

OT-2026-000046807

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000046807) never changes.

Identity and time

Publication numberOT-2026-000046807 · never reused
Internal UUID01a0ae7e-d0f4-7c09-9e52-b095a62dee24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046807
StatusPUBLIC

Content hashes

Canonical textca6c18f90bfc8e49d522a66093c43ab2ee8c8ab15f5839c5c5196cd583c0fcba
Markdownf17b1a2203d5d235e02badbf8fba158cb3f3a2d186ced8593bdb4ed79977f435
PDF
Publication page71beec8debd1986fdf616a938b90744d1c0f1a4380067b53d78a118c17a5f6df
Manifest3256d51ac4298d030b6aae7f0db79f0889730569031181670e17c4bbbb01c431

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureIJ2eXJUh23k4uqCBp8h3rQf/3NnmElvWNCRxTB70NUdF2TEBg/A/cB+QggNWGHzZ1wM7qLo0aZOCqmSZL86LCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:53.564305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046807
observed 71beec8debd1986fdf616a938b90744d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.547013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046807/manifest.json
observed 3256d51ac4298d030b6aae7f0db79f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.529051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046807/publication.md
observed f17b1a2203d5d235e02badbf8fba158c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.512310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046807/publication.txt
observed ca6c18f90bfc8e49d522a66093c43ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.